Analysis of information sources in references of the Wikipedia article "List of Tetris variants" in English language version.
A puzzle game released in Japan for the Famicom in December 1991. Ishihara-san was the producer and the director was Koichi Nakamura (former president of Chunsoft, current president of Spike Chunsoft).
A puzzle game released in Japan for the Famicom in December 1991. Ishihara-san was the producer and the director was Koichi Nakamura (former president of Chunsoft, current president of Spike Chunsoft).